Home / 11,105,270.81-15,326,054.69-6,210,948.32

Finding the Fourth Proportional to 11,105,270.81, 15,326,054.69 and 6,210,948.32

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Solution

The fourth proportional to 11,105,270.81, 15,326,054.69 and 6,210,948.32 is: 8,571,545.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,105,270.81 : 15,326,054.69 = 6,210,948.32 : x
  2. Step 2: Convert to fraction form
    11,105,270.81/15,326,054.69 = 6,210,948.32/x
  3. Step 3: Cross multiply
    11,105,270.81x = 15,326,054.69 × 6,210,948.32
  4. Step 4: Simplify right side
    11,105,270.81x = 95,189,333,521,398.61
  5. Step 5: Solve for x
    x = 95,189,333,521,398.61/11,105,270.81
  6. Step 6: Final answer
    x = 8,571,545.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.